Public engineering firm directory
Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.
86 results
Showing 1-24 of 86
Your Trusted Engineering Partner
Service detail: Land Development
Multidisciplinary engineering and support services in the Baltimore-Washington area
Project: WMATA Bus System Renovations
Civil & Structural Engineering, Design Services, General Contracting, and Construction Management
Project: Washington Avenue Streetscape Project
Building America from the ground up since 1993
Project: I-405 Improvement Project
Innovative Engineering Solutions Since 1980
Project: I-75 (SR93A) Reconstruction, Hillsborough County
Large Firm Expertise Small Firm Values
Service detail: Transportation Engineering
Engineering Innovators
Project: SH 130
Raising the Quality Standard
Project: NY Botanical Garden Dome
Safety focused. Mobility Driven.
Service detail: Roadway Design
Building a Better Texas
Project: US 77 Geotechnical Investigation
More Options. Fewer Surprises. Better Outcomes.
Service detail: Highway Design
Value Focused. Community Minded. Quality Driven.
Project: Weber Road at I-55 Diverging Diamond Interchange
Bloom Companies, LLC is an engineering, architecture, and construction management practice founded in 1998 in Milwaukee, Wisconsin. Established by Mathew Tharaniyil, the organization initially focused on bridge and structural engineering, eventually expanding to cover transportation, architecture, electrical and controls, and design-build delivery. It has grown through key acquisitions, including Hay Dobbs in 2024 and Jendusa Design Build in 2025, and serves academic, municipal, transportation, industrial, and utility clients across multiple US offices and international locations.
Project: Historic West Kilbourn Avenue Bascule Bridge Rehabilitation
Bohannan Huston, Inc. is a multi-discipline civil engineering firm headquartered in Albuquerque, New Mexico, with offices in Las Cruces, NM, and Colorado. Its practice spans water resources, transportation, community development, structures, surveying, planning, aviation, and construction engineering for public and private clients in the southwestern United States. Its professional staff manages projects from initial planning through final construction phase engineering, with particular depth in water and wastewater systems serving the arid Southwest.
Project: Paseo Del Norte/I-25 Interchange Extension
Experience Dedicated to Your Success
Project: DART Green Line Light Rail Expansion
Engineering reliable transportation and heavy civil infrastructure since 1976
Project: DFW Connector
Shaping the built environment with precision, creativity, and purpose since 1945
Project: I-40/I-240 Interchange Improvements, Memphis, TN
Engineering A Better Community
Project: Memorial Park - Poorhouse Run Stream Restoration
Client committed, project focused, solution driven.
Project: USH 51, Milwaukee Street, and STH 30 Interchange Reconstructions
Elevating the Engineering Experience for our Clients, Colleagues, and Communities.
Service detail: Structures
Clanton & Associates is an award-winning lighting design and engineering practice that has been transforming spaces and changing industry norms with sustainable, creative design for over 40 years.
Project: Apple Campus 3
Your success is our success; together we shape the spaces that move communities forward.
Project: Frank Sinatra Drive Sinkhole & Emergency Seawall Rehabilitation
Columbia Engineering and Services, Inc. is a civil and transportation engineering firm founded in 1963 that serves communities in the Southeast and across the United States. Its engineers partner with developers, local governments, and state departments of transportation to design roads, stormwater systems, land development sites, and green spaces. Services span land development civil engineering, transportation design, landscape architecture, water resources engineering, traffic operations, and survey including subsurface utility engineering.
Service detail: Land Development
DLCE Is Driving Change for Our Communities
Project: SMForward at Sacramento International Airport